{
    "data": {
        "question": {
            "questionId": "1582",
            "questionFrontendId": "1472",
            "boundTopicId": null,
            "title": "Design Browser History",
            "titleSlug": "design-browser-history",
            "content": "<p>You have a <strong>browser</strong> of one tab where you start on the <code>homepage</code> and you can visit another <code>url</code>, get back in the history number of <code>steps</code> or move forward in the history number of <code>steps</code>.</p>\n\n<p>Implement the <code>BrowserHistory</code> class:</p>\n\n<ul>\n\t<li><code>BrowserHistory(string homepage)</code> Initializes the object with the <code>homepage</code>&nbsp;of the browser.</li>\n\t<li><code>void visit(string url)</code>&nbsp;Visits&nbsp;<code>url</code> from the current page. It clears up all the forward history.</li>\n\t<li><code>string back(int steps)</code>&nbsp;Move <code>steps</code> back in history. If you can only return <code>x</code> steps in the history and <code>steps &gt; x</code>, you will&nbsp;return only <code>x</code> steps. Return the current <code>url</code>&nbsp;after moving back in history <strong>at most</strong> <code>steps</code>.</li>\n\t<li><code>string forward(int steps)</code>&nbsp;Move <code>steps</code> forward in history. If you can only forward <code>x</code> steps in the history and <code>steps &gt; x</code>, you will&nbsp;forward only&nbsp;<code>x</code> steps. Return the current <code>url</code>&nbsp;after forwarding in history <strong>at most</strong> <code>steps</code>.</li>\n</ul>\n\n<p>&nbsp;</p>\n<p><strong>Example:</strong></p>\n\n<pre>\n<b>Input:</b>\n[&quot;BrowserHistory&quot;,&quot;visit&quot;,&quot;visit&quot;,&quot;visit&quot;,&quot;back&quot;,&quot;back&quot;,&quot;forward&quot;,&quot;visit&quot;,&quot;forward&quot;,&quot;back&quot;,&quot;back&quot;]\n[[&quot;leetcode.com&quot;],[&quot;google.com&quot;],[&quot;facebook.com&quot;],[&quot;youtube.com&quot;],[1],[1],[1],[&quot;linkedin.com&quot;],[2],[2],[7]]\n<b>Output:</b>\n[null,null,null,null,&quot;facebook.com&quot;,&quot;google.com&quot;,&quot;facebook.com&quot;,null,&quot;linkedin.com&quot;,&quot;google.com&quot;,&quot;leetcode.com&quot;]\n\n<b>Explanation:</b>\nBrowserHistory browserHistory = new BrowserHistory(&quot;leetcode.com&quot;);\nbrowserHistory.visit(&quot;google.com&quot;);       // You are in &quot;leetcode.com&quot;. Visit &quot;google.com&quot;\nbrowserHistory.visit(&quot;facebook.com&quot;);     // You are in &quot;google.com&quot;. Visit &quot;facebook.com&quot;\nbrowserHistory.visit(&quot;youtube.com&quot;);      // You are in &quot;facebook.com&quot;. Visit &quot;youtube.com&quot;\nbrowserHistory.back(1);                   // You are in &quot;youtube.com&quot;, move back to &quot;facebook.com&quot; return &quot;facebook.com&quot;\nbrowserHistory.back(1);                   // You are in &quot;facebook.com&quot;, move back to &quot;google.com&quot; return &quot;google.com&quot;\nbrowserHistory.forward(1);                // You are in &quot;google.com&quot;, move forward to &quot;facebook.com&quot; return &quot;facebook.com&quot;\nbrowserHistory.visit(&quot;linkedin.com&quot;);     // You are in &quot;facebook.com&quot;. Visit &quot;linkedin.com&quot;\nbrowserHistory.forward(2);                // You are in &quot;linkedin.com&quot;, you cannot move forward any steps.\nbrowserHistory.back(2);                   // You are in &quot;linkedin.com&quot;, move back two steps to &quot;facebook.com&quot; then to &quot;google.com&quot;. return &quot;google.com&quot;\nbrowserHistory.back(7);                   // You are in &quot;google.com&quot;, you can move back only one step to &quot;leetcode.com&quot;. return &quot;leetcode.com&quot;\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= homepage.length &lt;= 20</code></li>\n\t<li><code>1 &lt;= url.length &lt;= 20</code></li>\n\t<li><code>1 &lt;= steps &lt;= 100</code></li>\n\t<li><code>homepage</code> and <code>url</code> consist of&nbsp; &#39;.&#39; or lower case English letters.</li>\n\t<li>At most <code>5000</code>&nbsp;calls will be made to <code>visit</code>, <code>back</code>, and <code>forward</code>.</li>\n</ul>\n",
            "translatedTitle": null,
            "translatedContent": null,
            "isPaidOnly": false,
            "difficulty": "Medium",
            "likes": 1187,
            "dislikes": 101,
            "isLiked": null,
            "similarQuestions": "[]",
            "exampleTestcases": "[\"BrowserHistory\",\"visit\",\"visit\",\"visit\",\"back\",\"back\",\"forward\",\"visit\",\"forward\",\"back\",\"back\"]\r\n[[\"leetcode.com\"],[\"google.com\"],[\"facebook.com\"],[\"youtube.com\"],[1],[1],[1],[\"linkedin.com\"],[2],[2],[7]]\r",
            "categoryTitle": "Algorithms",
            "contributors": [],
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            "codeSnippets": [
                {
                    "lang": "C++",
                    "langSlug": "cpp",
                    "code": "class BrowserHistory {\npublic:\n    BrowserHistory(string homepage) {\n        \n    }\n    \n    void visit(string url) {\n        \n    }\n    \n    string back(int steps) {\n        \n    }\n    \n    string forward(int steps) {\n        \n    }\n};\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * BrowserHistory* obj = new BrowserHistory(homepage);\n * obj->visit(url);\n * string param_2 = obj->back(steps);\n * string param_3 = obj->forward(steps);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Java",
                    "langSlug": "java",
                    "code": "class BrowserHistory {\n\n    public BrowserHistory(String homepage) {\n        \n    }\n    \n    public void visit(String url) {\n        \n    }\n    \n    public String back(int steps) {\n        \n    }\n    \n    public String forward(int steps) {\n        \n    }\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * BrowserHistory obj = new BrowserHistory(homepage);\n * obj.visit(url);\n * String param_2 = obj.back(steps);\n * String param_3 = obj.forward(steps);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Python",
                    "langSlug": "python",
                    "code": "class BrowserHistory(object):\n\n    def __init__(self, homepage):\n        \"\"\"\n        :type homepage: str\n        \"\"\"\n        \n\n    def visit(self, url):\n        \"\"\"\n        :type url: str\n        :rtype: None\n        \"\"\"\n        \n\n    def back(self, steps):\n        \"\"\"\n        :type steps: int\n        :rtype: str\n        \"\"\"\n        \n\n    def forward(self, steps):\n        \"\"\"\n        :type steps: int\n        :rtype: str\n        \"\"\"\n        \n\n\n# Your BrowserHistory object will be instantiated and called as such:\n# obj = BrowserHistory(homepage)\n# obj.visit(url)\n# param_2 = obj.back(steps)\n# param_3 = obj.forward(steps)",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Python3",
                    "langSlug": "python3",
                    "code": "class BrowserHistory:\n\n    def __init__(self, homepage: str):\n        \n\n    def visit(self, url: str) -> None:\n        \n\n    def back(self, steps: int) -> str:\n        \n\n    def forward(self, steps: int) -> str:\n        \n\n\n# Your BrowserHistory object will be instantiated and called as such:\n# obj = BrowserHistory(homepage)\n# obj.visit(url)\n# param_2 = obj.back(steps)\n# param_3 = obj.forward(steps)",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "C",
                    "langSlug": "c",
                    "code": "\n\n\ntypedef struct {\n    \n} BrowserHistory;\n\n\nBrowserHistory* browserHistoryCreate(char * homepage) {\n    \n}\n\nvoid browserHistoryVisit(BrowserHistory* obj, char * url) {\n  \n}\n\nchar * browserHistoryBack(BrowserHistory* obj, int steps) {\n  \n}\n\nchar * browserHistoryForward(BrowserHistory* obj, int steps) {\n  \n}\n\nvoid browserHistoryFree(BrowserHistory* obj) {\n    \n}\n\n/**\n * Your BrowserHistory struct will be instantiated and called as such:\n * BrowserHistory* obj = browserHistoryCreate(homepage);\n * browserHistoryVisit(obj, url);\n \n * char * param_2 = browserHistoryBack(obj, steps);\n \n * char * param_3 = browserHistoryForward(obj, steps);\n \n * browserHistoryFree(obj);\n*/",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "C#",
                    "langSlug": "csharp",
                    "code": "public class BrowserHistory {\n\n    public BrowserHistory(string homepage) {\n        \n    }\n    \n    public void Visit(string url) {\n        \n    }\n    \n    public string Back(int steps) {\n        \n    }\n    \n    public string Forward(int steps) {\n        \n    }\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * BrowserHistory obj = new BrowserHistory(homepage);\n * obj.Visit(url);\n * string param_2 = obj.Back(steps);\n * string param_3 = obj.Forward(steps);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "JavaScript",
                    "langSlug": "javascript",
                    "code": "/**\n * @param {string} homepage\n */\nvar BrowserHistory = function(homepage) {\n    \n};\n\n/** \n * @param {string} url\n * @return {void}\n */\nBrowserHistory.prototype.visit = function(url) {\n    \n};\n\n/** \n * @param {number} steps\n * @return {string}\n */\nBrowserHistory.prototype.back = function(steps) {\n    \n};\n\n/** \n * @param {number} steps\n * @return {string}\n */\nBrowserHistory.prototype.forward = function(steps) {\n    \n};\n\n/** \n * Your BrowserHistory object will be instantiated and called as such:\n * var obj = new BrowserHistory(homepage)\n * obj.visit(url)\n * var param_2 = obj.back(steps)\n * var param_3 = obj.forward(steps)\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Ruby",
                    "langSlug": "ruby",
                    "code": "class BrowserHistory\n\n=begin\n    :type homepage: String\n=end\n    def initialize(homepage)\n        \n    end\n\n\n=begin\n    :type url: String\n    :rtype: Void\n=end\n    def visit(url)\n        \n    end\n\n\n=begin\n    :type steps: Integer\n    :rtype: String\n=end\n    def back(steps)\n        \n    end\n\n\n=begin\n    :type steps: Integer\n    :rtype: String\n=end\n    def forward(steps)\n        \n    end\n\n\nend\n\n# Your BrowserHistory object will be instantiated and called as such:\n# obj = BrowserHistory.new(homepage)\n# obj.visit(url)\n# param_2 = obj.back(steps)\n# param_3 = obj.forward(steps)",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Swift",
                    "langSlug": "swift",
                    "code": "\nclass BrowserHistory {\n\n    init(_ homepage: String) {\n        \n    }\n    \n    func visit(_ url: String) {\n        \n    }\n    \n    func back(_ steps: Int) -> String {\n        \n    }\n    \n    func forward(_ steps: Int) -> String {\n        \n    }\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * let obj = BrowserHistory(homepage)\n * obj.visit(url)\n * let ret_2: String = obj.back(steps)\n * let ret_3: String = obj.forward(steps)\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Go",
                    "langSlug": "golang",
                    "code": "type BrowserHistory struct {\n    \n}\n\n\nfunc Constructor(homepage string) BrowserHistory {\n    \n}\n\n\nfunc (this *BrowserHistory) Visit(url string)  {\n    \n}\n\n\nfunc (this *BrowserHistory) Back(steps int) string {\n    \n}\n\n\nfunc (this *BrowserHistory) Forward(steps int) string {\n    \n}\n\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * obj := Constructor(homepage);\n * obj.Visit(url);\n * param_2 := obj.Back(steps);\n * param_3 := obj.Forward(steps);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Scala",
                    "langSlug": "scala",
                    "code": "class BrowserHistory(_homepage: String) {\n\n    def visit(url: String) {\n        \n    }\n\n    def back(steps: Int): String = {\n        \n    }\n\n    def forward(steps: Int): String = {\n        \n    }\n\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * var obj = new BrowserHistory(homepage)\n * obj.visit(url)\n * var param_2 = obj.back(steps)\n * var param_3 = obj.forward(steps)\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Kotlin",
                    "langSlug": "kotlin",
                    "code": "class BrowserHistory(homepage: String) {\n\n    fun visit(url: String) {\n        \n    }\n\n    fun back(steps: Int): String {\n        \n    }\n\n    fun forward(steps: Int): String {\n        \n    }\n\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * var obj = BrowserHistory(homepage)\n * obj.visit(url)\n * var param_2 = obj.back(steps)\n * var param_3 = obj.forward(steps)\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Rust",
                    "langSlug": "rust",
                    "code": "struct BrowserHistory {\n\n}\n\n\n/** \n * `&self` means the method takes an immutable reference.\n * If you need a mutable reference, change it to `&mut self` instead.\n */\nimpl BrowserHistory {\n\n    fn new(homepage: String) -> Self {\n        \n    }\n    \n    fn visit(&self, url: String) {\n        \n    }\n    \n    fn back(&self, steps: i32) -> String {\n        \n    }\n    \n    fn forward(&self, steps: i32) -> String {\n        \n    }\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * let obj = BrowserHistory::new(homepage);\n * obj.visit(url);\n * let ret_2: String = obj.back(steps);\n * let ret_3: String = obj.forward(steps);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "PHP",
                    "langSlug": "php",
                    "code": "class BrowserHistory {\n    /**\n     * @param String $homepage\n     */\n    function __construct($homepage) {\n        \n    }\n  \n    /**\n     * @param String $url\n     * @return NULL\n     */\n    function visit($url) {\n        \n    }\n  \n    /**\n     * @param Integer $steps\n     * @return String\n     */\n    function back($steps) {\n        \n    }\n  \n    /**\n     * @param Integer $steps\n     * @return String\n     */\n    function forward($steps) {\n        \n    }\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * $obj = BrowserHistory($homepage);\n * $obj->visit($url);\n * $ret_2 = $obj->back($steps);\n * $ret_3 = $obj->forward($steps);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "TypeScript",
                    "langSlug": "typescript",
                    "code": "class BrowserHistory {\n    constructor(homepage: string) {\n\n    }\n\n    visit(url: string): void {\n\n    }\n\n    back(steps: number): string {\n\n    }\n\n    forward(steps: number): string {\n\n    }\n}\n\n/**\n * Your BrowserHistory object will be instantiated and called as such:\n * var obj = new BrowserHistory(homepage)\n * obj.visit(url)\n * var param_2 = obj.back(steps)\n * var param_3 = obj.forward(steps)\n */",
                    "__typename": "CodeSnippetNode"
                }
            ],
            "stats": "{\"totalAccepted\": \"71.1K\", \"totalSubmission\": \"95K\", \"totalAcceptedRaw\": 71069, \"totalSubmissionRaw\": 95027, \"acRate\": \"74.8%\"}",
            "hints": [
                "Use two stack one for back history and one for forward history and simulate the functions.",
                "Can you do faster by using different data structure ?"
            ],
            "solution": null,
            "status": null,
            "sampleTestCase": "[\"BrowserHistory\",\"visit\",\"visit\",\"visit\",\"back\",\"back\",\"forward\",\"visit\",\"forward\",\"back\",\"back\"]\r\n[[\"leetcode.com\"],[\"google.com\"],[\"facebook.com\"],[\"youtube.com\"],[1],[1],[1],[\"linkedin.com\"],[2],[2],[7]]\r",
            "metaData": "{\n  \"classname\": \"BrowserHistory\",\n  \"constructor\": {\n    \"params\": [\n      {\n        \"type\": \"string\",\n        \"name\": \"homepage\"\n      }\n    ]\n  },\n  \"methods\": [\n    {\n      \"params\": [\n        {\n          \"type\": \"string\",\n          \"name\": \"url\"\n        }\n      ],\n      \"name\": \"visit\",\n      \"return\": {\n        \"type\": \"void\"\n      }\n    },\n    {\n      \"params\": [\n        {\n          \"type\": \"integer\",\n          \"name\": \"steps\"\n        }\n      ],\n      \"name\": \"back\",\n      \"return\": {\n        \"type\": \"string\"\n      }\n    },\n    {\n      \"params\": [\n        {\n          \"type\": \"integer\",\n          \"name\": \"steps\"\n        }\n      ],\n      \"name\": \"forward\",\n      \"return\": {\n        \"type\": \"string\"\n      }\n    }\n  ],\n  \"return\": {\n    \"type\": \"boolean\"\n  },\n  \"systemdesign\": true\n}",
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Java 8 features such as lambda expressions and stream API can be used. </p>\\r\\n\\r\\n<p>Most standard library headers are already included automatically for your convenience.</p>\\r\\n<p>Includes <code>Pair</code> class from https://docs.oracle.com/javase/8/javafx/api/javafx/util/Pair.html.</p>\"], \"python\": [\"Python\", \"<p><code>Python 2.7.12</code>.</p>\\r\\n\\r\\n<p>Most libraries are already imported automatically for your convenience, such as <a href=\\\"https://docs.python.org/2/library/array.html\\\" target=\\\"_blank\\\">array</a>, <a href=\\\"https://docs.python.org/2/library/bisect.html\\\" target=\\\"_blank\\\">bisect</a>, <a href=\\\"https://docs.python.org/2/library/collections.html\\\" target=\\\"_blank\\\">collections</a>. If you need more libraries, you can import it yourself.</p>\\r\\n\\r\\n<p>For Map/TreeMap data structure, you may use <a href=\\\"http://www.grantjenks.com/docs/sortedcontainers/\\\" target=\\\"_blank\\\">sortedcontainers</a> library.</p>\\r\\n\\r\\n<p>Note that Python 2.7 <a href=\\\"https://www.python.org/dev/peps/pep-0373/\\\" target=\\\"_blank\\\">will not be maintained past 2020</a>. For the latest Python, please choose Python3 instead.</p>\"], \"c\": [\"C\", \"<p>Compiled with <code>gcc 8.2</code> using the gnu99 standard.</p>\\r\\n\\r\\n<p>Your code is compiled with level one optimization (<code>-O1</code>). <a href=\\\"https://github.com/google/sanitizers/wiki/AddressSanitizer\\\" target=\\\"_blank\\\">AddressSanitizer</a> is also enabled to help detect out-of-bounds and use-after-free bugs.</p>\\r\\n\\r\\n<p>Most standard library headers are already included automatically for your convenience.</p>\\r\\n\\r\\n<p>For hash table operations, you may use <a href=\\\"https://troydhanson.github.io/uthash/\\\" target=\\\"_blank\\\">uthash</a>. \\\"uthash.h\\\" is included by default. Below are some examples:</p>\\r\\n\\r\\n<p><b>1. Adding an item to a hash.</b>\\r\\n<pre>\\r\\nstruct hash_entry {\\r\\n    int id;            /* we'll use this field as the key */\\r\\n    char name[10];\\r\\n    UT_hash_handle hh; /* makes this structure hashable */\\r\\n};\\r\\n\\r\\nstruct hash_entry *users = NULL;\\r\\n\\r\\nvoid add_user(struct hash_entry *s) {\\r\\n    HASH_ADD_INT(users, id, s);\\r\\n}\\r\\n</pre>\\r\\n</p>\\r\\n\\r\\n<p><b>2. Looking up an item in a hash:</b>\\r\\n<pre>\\r\\nstruct hash_entry *find_user(int user_id) {\\r\\n    struct hash_entry *s;\\r\\n    HASH_FIND_INT(users, &user_id, s);\\r\\n    return s;\\r\\n}\\r\\n</pre>\\r\\n</p>\\r\\n\\r\\n<p><b>3. Deleting an item in a hash:</b>\\r\\n<pre>\\r\\nvoid delete_user(struct hash_entry *user) {\\r\\n    HASH_DEL(users, user);  \\r\\n}\\r\\n</pre>\\r\\n</p>\"], \"csharp\": [\"C#\", \"<p><a href=\\\"https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-9\\\" target=\\\"_blank\\\">C# 10 with .NET 6 runtime</a></p>\\r\\n\\r\\n<p>Your code is compiled with debug flag enabled (<code>/debug</code>).</p>\"], \"javascript\": [\"JavaScript\", \"<p><code>Node.js 16.13.2</code>.</p>\\r\\n\\r\\n<p>Your code is run with <code>--harmony</code> flag, enabling <a href=\\\"http://node.green/\\\" target=\\\"_blank\\\">new ES6 features</a>.</p>\\r\\n\\r\\n<p><a href=\\\"https://lodash.com\\\" target=\\\"_blank\\\">lodash.js</a> library is included by default.</p>\\r\\n\\r\\n<p>For Priority Queue / Queue data structures, you may use <a href=\\\"https://github.com/datastructures-js/priority-queue\\\" target=\\\"_blank\\\">datastructures-js/priority-queue</a> and <a href=\\\"https://github.com/datastructures-js/queue\\\" target=\\\"_blank\\\">datastructures-js/queue</a>.</p>\"], \"ruby\": [\"Ruby\", \"<p><code>Ruby 3.1</code></p>\\r\\n\\r\\n<p>Some common data structure implementations are provided in the Algorithms module: https://www.rubydoc.info/github/kanwei/algorithms/Algorithms</p>\"], \"swift\": [\"Swift\", \"<p><code>Swift 5.5.2</code>.</p>\"], \"golang\": [\"Go\", \"<p><code>Go 1.17.6</code>.</p>\\r\\n\\r\\n<p>Support <a href=\\\"https://godoc.org/github.com/emirpasic/gods\\\" target=\\\"_blank\\\">https://godoc.org/github.com/emirpasic/gods</a> library.</p>\"], \"python3\": [\"Python3\", \"<p><code>Python 3.10</code>.</p>\\r\\n\\r\\n<p>Most libraries are already imported automatically for your convenience, such as <a href=\\\"https://docs.python.org/3/library/array.html\\\" target=\\\"_blank\\\">array</a>, <a href=\\\"https://docs.python.org/3/library/bisect.html\\\" target=\\\"_blank\\\">bisect</a>, <a href=\\\"https://docs.python.org/3/library/collections.html\\\" target=\\\"_blank\\\">collections</a>. If you need more libraries, you can import it yourself.</p>\\r\\n\\r\\n<p>For Map/TreeMap data structure, you may use <a href=\\\"http://www.grantjenks.com/docs/sortedcontainers/\\\" target=\\\"_blank\\\">sortedcontainers</a> library.</p>\"], \"scala\": [\"Scala\", \"<p><code>Scala 2.13.7</code>.</p>\"], \"kotlin\": [\"Kotlin\", \"<p><code>Kotlin 1.3.10</code>.</p>\"], \"rust\": [\"Rust\", \"<p><code>Rust 1.58.1</code></p>\\r\\n\\r\\n<p>Supports <a href=\\\"https://crates.io/crates/rand\\\" target=\\\"_blank\\\">rand </a> v0.6\\u00a0from crates.io</p>\"], \"php\": [\"PHP\", \"<p><code>PHP 8.1</code>.</p>\\r\\n<p>With bcmath module</p>\"], \"typescript\": [\"Typescript\", \"<p><code>TypeScript 4.5.4, Node.js 16.13.2</code>.</p>\\r\\n\\r\\n<p>Your code is run with <code>--harmony</code> flag, enabling <a href=\\\"http://node.green/\\\" target=\\\"_blank\\\">new ES2020 features</a>.</p>\\r\\n\\r\\n<p><a href=\\\"https://lodash.com\\\" target=\\\"_blank\\\">lodash.js</a> library is included by default.</p>\"]}",
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